表麵上你沒有離開A, so it's fine.
It may look like you take a "pay leave". This really really depends on the Company A. They can alway change their mind, or human resource may any minute remove you from payroll.
It may look like you take a "pay leave". This really really depends on the Company A. They can alway change their mind, or human resource may any minute remove you from payroll.