As you want to pursue M.Com and MBA at same time, it is not possible to pursue both at same time for a regular course.
However you can pursue both at same time through a distance learning programme.
Here I am listing some distance learning universities for you:
Acharya Nagarjuna University Center for Distance Education (CDE)
Guntur, Andhra Pradesh
Alagappa University Directorate of Distance Education
Sivanagar, Tamil Nadu
Annamalai University Directorate of Distance Education
Chidambaram, Tamil Nadu
Anna University Chennai Centre for Distance Education
Chennai, Tamil Nadu
Anna University Coimbatore Directorate of Online & Distance Education
Coimbatore, Tamil Nadu
Bangalore University Directorate of Correspondence Courses and Distance Education
Bangalore, Karnataka
Bharathidasan University Center for Distance Education
Tiruchirappalli, Tamil Nadu
Bharathiar University School of Distance Education
Coimbatore, Tamil Nadu
The Indira Gandhi National Open University (IGNOU)
The Directorate of Distance Education of Pondicherry University
The Institute of Distance Education of the University of Madras
The Centre for Distance Education, Anna University, Chennai
The Directorate of Distance Education, Madurai Kamaraj University, Palkalai Nagar, Madurai
The Institute of Distance Education of the University of Kerala
The School of Distance Education of Mahatma Gandhi University, Kottayam