How to merge two views block result to a single block
May be this can help you.

You can use  https://www.drupal.org/project/views_field_view module to embed view in another view as a field.

Or You can create a custom block and merge both views. To get the views in your custom code you can use views_embed_view() or module_invoke();

check for more information 
https://www.drupal.org/node/1034524
https://api.drupal.org/api/views/views.module/function/views_embed_view/7