TAS5755M: TAS5755M: 2.1 Application

Hi,

        I have some question in using TAS5755M's.

        In 2.1 application, the application Diagram as below:

        when the application of the 2.1 mode is as follows,

        is the output of the power amplifier OUT_A and OUT_B output positive or negative?

        In addition, is the out_C and out_D which positive or negative?

thanks.