Hello student cut off vary every year on various factors like the level of question in the entrance examination and total number of applicants in that examination, as per previous year records its expected that cutoff for PwD candidates will be aroun 0.11 percentile. As you've scored 39.63 percentile yes you're eligible for jee advance.

For more updates refer to the link mentioned below - https://engineering.careers360.com/articles/jee-main-cutoff/amp

Feel free to comment if you have any doubt

Good luck