The commission shall not:
1. Deny an application for a license without first giving the applicant a hearing, or an opportunity to be heard, on the question of whether he is qualified under the provisions of the Mississippi Motor Vehicle Commission Law to receive the license applied for.
2. Revoke or suspend a license without first giving the licensee a hearing, or an opportunity to be heard, on the question of whether there are sufficient grounds under the provisions of said law upon which to base such revocation or suspension.