18 July 2011
Yes One person can draw salary from two different company, there is no any issue. But he should disclose to any Employer company (at his option) that he is in receipt of salary from another company for the purpose of Compliance of TDS provision.
This disclosure is not mandatory but it is advisable.
18 July 2011
There is no bar but this is subject to the employment agreement entered with respective companies. Should not be in contravention to the employment contract. Usually this contract contains a clause that while in employment you can not work either full time or part time for any other company.