Organisations may uninstall Microsoft licences on existing computers and transfer the licences to new computers as long as both the old and new computers belong to the owner of the Microsoft licences. There should be no issues encountered as long as the original software has been uninstalled from the original computer.
If you need help downloading and installing Microsoft software that you ordered without Software Assurance, refer to our article here.
If you need help downloading and installing Microsoft software that you ordered with Software Assurance, refer to this article instead.