I assume you know what an I2C bus is.
It seems that you can set the device to two different addresses.
From the datasheet: "I2C 7-bit address = 0x1C (SA0 = 0), 0x1D (SA0 = 1)"
What example.
"for which we will add a wifi module"
Why not use a WiFi enabled Arduino directly, like the WeMos D1 mini (and others).
Leo..