WPBakery Page Builder allows inserting WordPress Widgetised Sidebar anywhere in your content area. You don’t have to mandatory to rely on template from your WordPress theme to have pages with sidebar. Use any template and apply sidebar anywhere you want. Widgetised sidebar content element allows you choose from defined sidebars you have in your WordPress admin panel and you can apply as many sidebars as you wish.

You can use sidebars in your product categories to display other product categories or blog pages to quickly point to other posts or search option. And as you are using sidebar through WPBakery Page Builder you can always place other content elements above, below or side to widgetised sidebar.

On this page you can see Widgetised sidebar placed on the right side of the content, but if you will open this page via your personal demo you will see that you can move sidebar anywhere you want with simple drag and drop interface.