Is it important to go to Tirupati Balaji if going to kalahasti Temple?

Is it compulsory to go to Tirupati Balaji if going to Srikalahasti Temple?
It is not mandatory to visit Tirupathi after the visit of Sri Kalahasthi. But if you do Rahu Kethu pooja at Sri Kalahasthi then should not visit Thirumala Tirupathi Temple, should go straight to your home only.