<?php
        $page_for_posts = get_option( 'page_for_posts' );
        if(get_post_meta($page_for_posts, 'option_page_title', true) == 'no'){
        }
        else{
            ?>
            <header class="entry-header">
                <div class="page-title-container">
                <h1 class="entry-title"><?php single_post_title(); ?></h1>
                <div>
            </header><!-- .entry-header -->
            <?php
            }
        ?>