Can I use Elementor and WPBakery on the same time?
Yes, you can use Elementor and WPBakery / Divi at the same time. But I WOULD NOT suggest it, as it will affect the performance and speed of the website.
How to Convert / Migrate WPBakery aka Visual Composer to Elementor page builder
8 easy steps on how to rebuild / convert from WPBakery Page Builder / Visual Composer to Elementor and makes it loads in 1 sec