We do not allow redistribution or giving the product away in any way (lease, rent, loan, charge, donate, exchange, share or other) to any third parties.
For further details on the topic please refer to the licensing agreement for the product that you are using. It can be found on our documentation portal -> product main page -> License Agreements and Copyrights section. For example you can find the latest end user license agreement for V-Ray for 3ds Max over here.