The permission was granted on a petition by market regulator SEBI.
While the interrogation of V Srinivas has already begun and will continue till afternoon, the Price Waterhouse auditors would be grilled on Thursday, in the presence of their counsels.
Satyam Computer founder Ramalinga Raju, his brother Rama Raju, the company's former CFO Vadlamani Srinivas and the two auditors are in judicial custody in connection with the Rs 7,800-crore accounting fraud in the IT company.
Earlier, on the direction of the Supreme Court, the market regulator interrogated and recorded the statements of B Ramalinga Raju and his brother Rama Raju for three days from February 4 at the Chanchalguda jail in Hyderabad.