private ModelObject DataContextModel = new ModelObject()
{
    Minutes = 0,
    Hour = 0
};

...

this.DataContext =  DataContextModel

public class ModelObject : INotifyPropertyChanged
{
    ...
    bool LiveScrapingValue = true;
    public bool LiveScraping
    {
        get { return LiveScrapingValue; }
        set
        {
            LiveScrapingValue = value;
        }
    }
    ...

<TabControl Name="ScraperLiveAttorneysTabControl" Visibility="{Binding LiveScraping, Converter={StaticResource boolToVisibilityConverter}}">

public class BooleanToVisibilityConverter : IValueConverter
{

    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        if (!(value is bool))
        {
            if ((bool)value == true)
            {
                return Visibility.Hidden;
            }
            else
            {
                return Visibility.Visible;
            }
        }
        return Visibility.Hidden;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
        throw new NotImplementedException();
    }
}

<Controls:MetroWindow.Resources>
    <local:BooleanToVisibilityConverter x:Key="boolToVisibilityConverter"/>
</Controls:MetroWindow.Resources>

DataContextModel.LiveScraping = true;