Dear Jyothika,
You can avail the benefit under ESIC act only.
Under the Maternity Benefits Act of 1961,a women employee is entitled to maternity benefits at the rate of her average daily wage for the period of her absence, for a maximum period of 26 weeks.
Sec - 50 of ESIC Act 1948 - Subject to payment of contribution for not less than 70 days in the immediate preceding one or two contribution period. The benefit is given 100% of daily average wage.
Sec - 61 of ESIC act 1948 - When a person is entitled to any of the benefit provided by this act, he / She shall not be entitled to receive ant similar bebefit admisible under the provision of any other act.