This script hides editable polygon's faces by unwrap UVW modifer's face selection 
Script
By savascetin · Credited author: Savaş Çetin · 2017-03-31
This script hides editable polygon's faces by unwrap UVW modifer's face selection 
Open the zip file, and run the script. There will be two macro-scripts under "Savas" category. Assign those macro-scripts to a toolbar. The selected object must be an editable poly!
Download link in the Buttom of the page