It is not possible.
As MD/WTD shall have to carry on the routine business of the company.
and CS/CA can not handle the routine business of any company.
However, CA/CS can be the Independent director & chairman also.
If you need further clarification than contact me
Ankur Shah (Practicing Company Secretary)
“Guru Gautam” Bungalow, Inside Parshwa Tower,
Nr. Shyamal Cross Road, 132ft. Ring Road,
Satellite, Ahmedabad – 15
Contact: + 91-9427633901
E-mail: ankurjewel @ gmail.com
Blog: csankur.blogspot.com