It’s possible to automatically fill the Heading text from the page title. Simply to go to the Visual Composer Heading module and set the Automatic Heading Text option. This way you can easily create advanced replicable headers on multiple pages that automatically show the page title or category/authors/tags/search title.
Automatic header background
It’s possible to assign an image (or another media) for the categories headers. Simply go to the Posts > Categories editor, and set the Featured Image for that category. You can choose to use the image in the Basic Header by activating the option Featured image in the header or you can use an Header Content Block with the Automatic Image option, so you will have a different image for each category.