title: TinyMCE: How disable merge p element with div element before
body: <p>TinyMCE: How disable merge p element with div element before?</p>
  
  <p>div may have specific class</p>
  
  <p>if possible use some callback</p>
  
  <p>before</p>
  
  <pre><code>&lt;div class="XXX mceNonEditable"&gt;text text text text&lt;/div&gt; [CURSOR]
  &lt;p&gt;[CURSOR]123 123 123 123 123&lt;/p&gt;
  </code></pre>
  
  <p>after i set cursor and press backspace - tags merge</p>
  
  <pre><code>&lt;div class="XXX mceNonEditable"&gt;text text text text[CURSOR]123 123 123 123 123&lt;/div&gt;
  </code></pre>