Exposing Multiple Databinding sources

<UserControl.Resources>
    <src:Person x:Key="personSource" />
    <src:Job x:Key="jobSource" />
</UserControl.Resources>
<TextBox Text="{Binding Source={StaticResource personSource}, Path=Name" />
<TextBox Text="{Binding Source={StaticResource jobSource}, Path=Address" />

Person personSource = FindResource("personSource") as Person;
personSource = externalPerson;
Job jobSource= FindResource("jobSource") as Job;
jobSource = externalJob;

public class CustomControl : Control
{
    public static readonly DependencyProperty PersonProperty =
    	DependencyProperty.Register("Person", typeof(Person), typeof(CustomControl), new UIPropertyMetadata(null));
    public Person Person
    {
    	get { return (Person) GetValue(PersonProperty); }
    	set { SetValue(PersonProperty, value); }
    }


    public static readonly DependencyProperty JobProperty =
    	DependencyProperty.Register("Job", typeof(Job), typeof(CustomControl), new UIPropertyMetadata(null));
    public Job Job
    {
    	get { return (Job) GetValue(JobProperty); }
    	set { SetValue(JobProperty, value); }
    }

    static CustomControl()
    {
    	DefaultStyleKeyProperty.OverrideMetadata(typeof(CustomControl), new FrameworkPropertyMetadata(typeof(CustomControl)));
    }
}

<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="clr-namespace:WpfApplication3">


    <Style TargetType="{x:Type local:CustomControl}">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type local:CustomControl}">
                    <Border Background="{TemplateBinding Background}"
                            BorderBrush="{TemplateBinding BorderBrush}"
                            BorderThickness="{TemplateBinding BorderThickness}">
    					<StackPanel>
    						<TextBox Text="{TemplateBinding Person.Name}" />
    						<TextBox Text="{TemplateBinding Job.Address}" />
    					</StackPanel>
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
</ResourceDictionary>

<src:CustomControl Person="{Binding Person}" Job="{Binding Job}" />

DataContext="{Binding RelativeSource={RelativeSource Self}}"

<TextBox Text="{Binding Path=Person.Name" />
<TextBox Text="{Binding Path=Job.Address" />

<TextBox Text="{Binding Source=Person, Path=Name" />
<TextBox Text="{Binding Source=Job, Path=Address" />