Greetings of the day

Yes, OCI candidates are also eligible.

The applying candidate should be a citizen of India. However, OCI / PIO / NRI / FNC candidates are also eligible to apply.

Those who are appearing in 2nd PUC / 12th Standard in 2021 whose result is awaited can also apply and appear for KCET 2021.

https://www.google.com/amp/s/engineering.careers360.com/articles/kcet-eligibility-criteria/amp

You can go through the above link for detailed information.

Hope it helps!!

All the best for future endeavours