Hello,
Yes. Both the institutes you mentioned offer scholarships based on JEE Mains. At KL deemed to be university, the scholarship is offered on the basis of both JEE mains, JEE advanced scores, 12th score\, EAMCET score. At Vignan JEE mains,12th score, EAMCET scores are taken into consideration to offer scholarships.
To know about fee waiver, follow the links below-
https://www.kluniversity.in/sships1.aspx
https://vignan.ac.in/feesbtech.php